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-rw-r--r--eval.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/eval.c b/eval.c
index cc965f2a12..e83e9327c1 100644
--- a/eval.c
+++ b/eval.c
@@ -6535,16 +6535,17 @@ eval(self, src, scope, file, line)
if (state) {
if (state == TAG_RAISE) {
if (strcmp(file, "(eval)") == 0) {
- VALUE mesg, errat;
+ VALUE mesg, errat, bt2;
errat = get_backtrace(ruby_errinfo);
- mesg = rb_attr_get(ruby_errinfo, rb_intern("mesg"));
- if (!NIL_P(errat) && TYPE(errat) == T_ARRAY) {
+ mesg = rb_attr_get(ruby_errinfo, rb_intern("mesg"));
+ if (!NIL_P(errat) && TYPE(errat) == T_ARRAY &&
+ (bt2 = backtrace(-2), RARRAY_LEN(bt2) > 0)) {
if (!NIL_P(mesg) && TYPE(mesg) == T_STRING) {
rb_str_update(mesg, 0, 0, rb_str_new2(": "));
- rb_str_update(mesg, 0, 0, RARRAY(errat)->ptr[0]);
+ rb_str_update(mesg, 0, 0, RARRAY_PTR(errat)[0]);
}
- RARRAY(errat)->ptr[0] = RARRAY(backtrace(-2))->ptr[0];
+ RARRAY_PTR(errat)[0] = RARRAY_PTR(bt2)[0];
}
}
rb_exc_raise(ruby_errinfo);